Shorten up the MAC pass-through descr. It was redundant, and for those with huge numbers of auto-added MAC passthrough entries, it adds up to a significant amount of config space (adding to delays when launching CP). helps Ticket #3932
Related issues
Bug #3932: Captive portal with greater than 9000 permanent MAC addresses causes timeout in loading CP
Shorten up the MAC pass-through descr. It was redundant, and for those with huge numbers of auto-added MAC passthrough entries, it adds up to a significant amount of config space (adding to delays when launching CP). helps Ticket #3932